form {
  width: 500px;
  padding: 40px 20px 20px;
  border: 3px solid pink;
  border-radius: 15px;
  margin: 30px auto;
  position: relative;
  display: flex;
  flex-direction: column;
}

form > .err {
  color: red;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 10px;
  width: 100%;
  text-align: center;

  display: none;
}

form > label {
  height: 40px;
  margin: 10px 0;
}

form > label > input {
  padding-left: 20px;
  width: 70%;
  height: 36px;
}

form > p > a {
  display: inline;
}

form > button {
  padding: 5px 0;
  margin-top: 10px;
}
